#include <stdio.h>

int main(){
 int ival = 12345;
 unsigned char *  start;
 start = &ival;
 if(start[0]==0x39)
{
 printf("20155225江智宇的电脑是小端");
}
// printf("%.2x",start[0]);
else
{
 printf("20155225江智宇的电脑是大端");
}
  
 return 0;
}
